This document describes the features and uses of Extech 382203 (analog) and 382213 (digital) adjustable DC power supplies, as well as the operation methods and technical specifications.
The Extech Models 382203 and 382213 are solid-state, compact adjustable power supplies designed for various applications including bench testing, field service, hobbies, and communications. The models feature dual displays (analog or digital), variable voltage and current outputs, and fixed 5V/12V terminals. This manual is written in Chinese.
| Voltage Output Range | DC 0-30V |
|---|---|
| Current Output Range | DC 0 - 3 Amps |
| Power Input | 120/220VAC 50/60Hz |
| Weight | 4.5 kgs ( 10 lbs ) |
The instrument operates within a temperature range of 0 to 40 °C.
Before powering on, remove any connected load and turn both voltage and current adjustment knobs fully counter-clockwise to 0V DC output.